Tổng Quan
- Danh pháp khoa học
- Hedychium spicatum Sm.
- Họ thực vật
- Zingiberaceae
- Bộ phận dùng
- Rhizomes
- Phương pháp chiết xuất
- Steam distillation
- Màu sắc
- —
- Phân loại nốt hương
- Nốt Top/Middle
- Hương thơm
- —
- Chemotype / Cultivar
- —
Các quốc gia sản xuất chính
Tình trạng tại Việt Nam
Xem chi tiết
camphoraceous, fresh, eucalyptus-like, slightly spicy, warm rhizome, woody-undertone, faintly floral, balsamic, herbaceous, slight ginger-adjacent
mùi long não, tươi mát, gợi bạch đàn, hơi cay, ấm thân rễ, thoảng gỗ, thoảng hoa, nhựa thơm, thảo mộc, hơi giống gừng
2–4 giờ
Tên gọi tại Việt Nam
Pha Chế & Hòa Hợp
1,8-cineole (dominant ~44%) reduces mucus viscosity and enhances mucociliary clearance in the respiratory epithelium, facilitating expectoration of airway secretions via ciliary beat frequency upregulation.
Ref: class-extrapolation from eucalyptus-cineole (EO714); Tisserand & Young 2014, Ch.14 1,8-cineole profile
1,8-cineole activates TRPM8 cold-receptor channels in nasal mucosa, producing an airway-opening sensation and mild bronchodilation via smooth muscle relaxation.
Ref: class-extrapolation from eucalyptus-cineole (EO714); Tisserand & Young 2014, Ch.14 1,8-cineole profile
1,8-cineole disrupts bacterial cell membrane integrity; secondary linalool broadens spectrum against Gram-positive organisms; terpinen-4-ol trace contributes antifungal activity.
Ref: class-extrapolation from cineole-dominant EOs; Tisserand & Young 2014
1,8-cineole inhibits pro-inflammatory cytokine synthesis and the arachidonic acid cascade; sesquiterpene-alcohol cluster (β-eudesmol, T-muurolol, α-eudesmol) may provide secondary anti-inflammatory contribution.
Ref: class-extrapolation from eucalyptus-cineole (EO714); Tisserand & Young 2014, Ch.14
Linalool (secondary monoterpene-alcohol) modulates GABA-A receptor activity, producing mild anxiolytic and sedative effects via central nervous system pathways.
Ref: class-extrapolation from linalool-dominant EOs (lavender, linaloe-wood EO760); Tisserand & Young 2014
α-Cadinol in the sesquiterpene-alcohol secondary cluster demonstrated cytotoxicity against HT-29 human colon adenocarcinoma cells in vitro; not a clinical therapeutic claim.
Ref: He et al. (1997a), cited in Tisserand & Young 2014
AI-summary
No RCT-grade clinical evidence exists specifically for Hedychium spicatum essential oil. The primary chemistry source (Sabulal et al. 2007, Phytochemistry 68:2756–2761) characterizes H. spicatum var. acuminatum composition but reports no clinical outcomes. Safety parameters (max dermal 6.3%, max oral 180 mg/d adult) are T&Y EXPLICIT derivations via ascaridole 1.9% × Ch.14 class cap. All therapeutic claims are class-extrapolated from the well-characterized 1,8-cineole literature. CRITICAL: Multi-chemotype variability (Sinha 1977 benzyl-cinnamate-DOMINANT; Dutt 1940 ethyl-p-methoxycinnamate-DOMINANT 67.8%) means commercial sanna must be GC/MS-verified before use, as alternate chemotypes carry radically different safety and therapeutic profiles not modeled here.
NarrativeTâm trạng: Stimulating, Balancing
Chakra
throat
Ngũ hành
kim
| Phương pháp | Liều lượng | Ghi chú |
|---|---|---|
| Diffusion | 3-4 drops per 100 ml water | For respiratory support and air purification; avoid use in rooms with children under 2 (cineole class contraindication); limit sessions to 30-60 minutes with ventilation breaks. |
| Steam inhalation | 1-2 drops in bowl of steaming water | Adults and children >12 only (cineole pediatric-face contraindication per Melis 1989); tent head with towel, inhale 5-10 minutes. Avoid in asthma or reactive airways. |
| Topical massage | 1-3% in carrier oil (adult cap 6.3%) | Dilute in carrier for chest/back massage for respiratory blends; avoid facial application for all ages due to cineole nasal-instillation risk; patch test sensitive skin first. |
| Warm compress | 2-3 drops in 10 ml carrier applied in compress | For musculoskeletal discomfort or sinus congestion (chest only); avoid mucous membranes and facial area; check skin tolerance before extended application. |
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